Added test for custom combination function'
Merge branch 'master' of github.com:k-nut/numericAlgorighms
Merge pull request #1 from Si-B/master

First try of combination implementation
Removed combinations from itertools (wer have our own)
Adapted code to match pep8
Adapted tests
Update sol.py

Remove unneeded variabled
Add list comprehension
leaner code
Added better implementation of sign flipping
catch a user inputting the same x value more than once
add inpput checking for lagrange
minor improvements
Changed folder structure@
very basic matrix
try to fix travis
add ability to add rows
restructure test again, finish matrix implementation
implement matrix multiplication
Update README.md
add new test for multiplyin 20x20 matrixes
Merge branch 'master' of github.com:k-nut/numericAlgorighms